UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 29,974	$ 96,989
Trade receivables, net of allowances of $1,931 and $2,342, respectively	285,355	265,322
Income tax refund receivable	372	3,010
Prepaid expenses and other current assets	10,592	6,790
Total current assets	326,293	372,111
Fixed assets, net	6,566	5,964
Other assets, net	82,687	92,629
Deferred tax assets, net	1,466	7,657
Goodwill	25,040	25,040
Total assets	442,052	503,401
Current liabilities:
Accounts payable and other accrued liabilities	94,616	81,408
Accrued payroll costs	88,454	71,424
Current portion of operating lease liabilities	4,897	6,338
Income taxes payable	1,520	1,239
Other current liabilities	29	22
Total current liabilities	189,516	160,431
Long-term debt – credit facility	0	100,000
Other long-term liabilities	42,003	54,564
Total liabilities	231,519	314,995
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $0.01 par; 15,000 shares authorized, none issued and outstanding	0	0
Common stock, $0.01 par; 250,000 shares authorized, 73,007 and 72,997 issued, respectively	730	730
Additional paid-in capital	497,927	488,036
Accumulated other comprehensive income	6	621
Retained earnings	475,890	442,596
Treasury stock, at cost; 51,794 and 51,493 shares, respectively	(764,020)	(743,577)
Total stockholders’ equity	210,533	188,406
Total liabilities and stockholders’ equity	$ 442,052	$ 503,401